According to Chainfire, the night mode and color adjustment features from Chainfire3D and the original CF.lumen Gingerbread apps are frequently requested. So frequent, in fact, that they're back for KitKat+ devices as CF.lumen on the Play Store.
If you've ever used f.lux for your PC, you know basically what to expect here - color temperature adjustments based on the time of day, bringing tones more in line with your eyes' expectations when the sun goes down.
It looks like HTC's One X is receiving another OTA update, this time weighing in at ~35MB and bringing the device's software build up to 1.29.401.7. The OTA appears to have begun rolling out today, but unfortunately no one is totally certain what the update accomplishes, as HTC has (as yet) neglected to release an official change log.
Screenshot courtesy of XDA user stathis95194
Though HTC is remaining quiet about the update, some XDA users have speculated that it fixes color temperature/RGB accuracy, and perhaps fixes some other minor issues.
First launched as a desktop app in 2009, Crookneck Consulting LLC's The Photographer's Ephemeris, is finally available for Android.
TPE allows photographers to plan outdoor sessions with an impressive level of detail and accuracy, providing information related to sun and moon rise and setting, color temperature, and interactive maps that will show you the trajectory of relevant celestial bodies, allowing you to plan your shoot around the best possible lighting situation.